Author

Magnus Orn Ulfarsson

deCODE Genetics (Iceland)ORCID 0000-0002-0461-040XUnclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Organism:human· 3 Research Focus:benchmarking· 2 Assay:imaging· 2 Approach:statistical model· 2 Approach:deep learning· 1 Research Focus:GWAS / association mapping· 1 Research Focus:imputation· 1 Assay:proteomics· 1

Frequent Co-Authors

Hreinn StefánssoniD· 4 shared Kāri StefánssoniD· 4 shared Daniel Fannar GudbjartssoniD· 3 shared Agnar HelgasoniD· 2 shared Ásmundur OddssoniD· 2 shared Bjarni V. HalldórssoniD· 2 shared Florian Zink· 2 shared G. Bragi WaltersiD· 2 shared

Activity by Year

2019-2022 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 39 mutual co-author links

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4 shared papersNeuroscience

Hreinn StefánssonORCID

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Author profile →

4 papers

Recent·Most cited

The sequences of 150,119 genomes in the UK biobank

Bjarni V. Halldórsson, Hannes P. Eggertsson, Kristjan H. S. Moore, Hannes Hauswedell, Ögmundur Eiríksson, Magnus Orn Ulfarsson, Gunnar Pálsson, Marteinn Thor Hardarson, Ásmundur Oddsson, Brynjar Ö. Jensson, Snædís Kristmundsdóttir, Brynja D. Sigurpalsdottir, Ólafur Andri Stefánsson, Doruk Beyter, Guillaume Holley, , Kāri Stefánsson

The paper analyzes whole genome sequences of 150,119 UK Biobank individuals, identifying variants and associations with traits, and provides a haplotype reference panel for imputation.

Nature · Jul 20, 2022Peer-reviewedGenetics

Large-scale comparison of immunoassay- and aptamer-based plasma proteomics through genetics and disease

Grímur Hjörleifsson Eldjárn, Egil Ferkingstad, Sigrún H. Lund, Hannes Helgason, Ólafur Þ. Magnússon, Thorunn Asta Olafsdottir, Bjarni V. Halldórsson, Pall I. Olason, Florian Zink, Sigurjon Axel Gudjonsson, Garðar Sveinbjörnsson, Magnus I. Magnusson, Agnar Helgason, Ásmundur Oddsson, Gisli Hreinn Halldorsson, , Kāri Stefánsson

The paper was withdrawn due to premature posting and is not intended to be cited for the UK Biobank Pharma Proteomics Project.

bioRxiv · Feb 18, 2022 · PreprintGenomics

Analysis of diffusion tensor imaging data from UK Biobank confirms dosage effect of 15q11.2 copy-number variation on white matter and shows association with cognition

Ana Isabel Silva, George Kirov, Kimberley Marie Kendall, Mathew Bracher-Smith, Lawrence S. Wilkinson, Jérémy Hall, Magnus Orn Ulfarsson, G. Bragi Walters, Hreinn Stefánsson, Kāri Stefánsson, David E.J. Linden, Xavier Caseras

The paper analyzes diffusion tensor imaging data from UK Biobank to show that 15q11.2 copy-number variation affects white matter and is associated with cognitive performance.

Biological Psychiatry · Mar 3, 2021Peer-reviewedNeuroscience

Deep learning based brain age prediction uncovers associated sequence variants

Benedikt A. Jónsson, Gyða Björnsdóttir, Thorgeir Elís Thorgeirsson, Lotta M. Ellingsen, G. Bragi Walters, Daniel Fannar Gudbjartsson, Hreinn Stefánsson, Kāri Stefánsson, Magnus Orn Ulfarsson

This paper uses deep learning to predict brain age from MRI scans and identifies genetic variants associated with the predicted age difference.

Nature Communications · Nov 27, 2019Peer-reviewedNeuroscience